Transcript for Doctor, His Wife, and Texas Police Chief Caught in Love Triangle

I'll love triangle drama involving a prominent doctor and -- police chief the doctor filing federal lawsuits claiming the top cop harassed him. While having an affair with a doctor's wife ABC's -- Davis has that story for us. This morning an all out he says she says love triangle. In -- just filed a complaint lend her Allston an anesthesiologist. Says police arrested and ultimately arrested him unfairly for domestic abuse. All because he says his wife was having an affair with this man Geoff Barnett the former chief of police in Princeton Texas. Explaining that the people that seems unbelievable. -- -- is now suing Barnett other police officers and two separate cities in federal court. Claiming in his complaint Barnett used his position to instruct other officers to conduct a campaign of harassment. Including threatening her -- whether recipe showed his face in their -- Her Alston was arrested in January 2012. By Princeton police for domestic abuse battery. A felony my hasn't emea and choked me and sent me to the hospital that was on January 1 2012. I -- the police. The charges were later reduced to a minor misdemeanor. Her Austin pleaded no contest but maintains he never heard his wife. They didn't ask me any thing. And -- is going to jail. -- son her Allston doesn't deny she cheated my husband and I were still legally married. When Jeff and -- Jeff and I had the affair. And then there's this in his lawsuit doctor -- -- also claims his wife board Jeffrey Barnett a child. Who she at various times fraudulently represented to beat doctor -- Austin's own son. What he told us it wasn't until later he found out. This the chief police is nameless -- Blake. Barnett. My son's name was Jeff Blake her Allston. In a statement to ABC news from the police chief's attorney he says Carlson's arrest occurred over nine months after chief Barnett had left the Princeton police department. And that this lawsuit present a case study in what frivolous litigation is. All about. A statement to ABC news from the city of Kyle which is also named in the lawsuit and is where Barnett is currently the chief of police says the lawsuit is without merit substance or viability we also reached out to the Princeton Texas police department but we were unable to get comment a lot of people see when I guess this was very interesting -- -- -- -- -- -- things -- --

This transcript has been automatically generated and may not be 100% accurate.

{"id":21431486,"title":"Doctor, His Wife, and Texas Police Chief Caught in Love Triangle ","duration":"3:00","description":"A Louisiana doctor is filing a federal lawsuit against a top cop for harassment.","url":"/GMA/video/doctor-wife-texas-police-chief-caught-love-triangle-21431486","section":"GMA","mediaType":"default"}